/// <summary>
/// Calculates and adds the route to the map
/// </summary>
/// <param name="route">The route to add</param>
private async void AddRoute(TKRoute route)
{
if (route == null)
{
return;
}
this._tempRouteList.Add(route);
route.PropertyChanged += OnRoutePropertyChanged;
GmsDirectionResult routeData = null;
string errorMessage = null;
routeData = await GmsDirection.Instance.CalculateRoute(route.Source, route.Destination, route.TravelMode.ToGmsTravelMode());
if (this.FormsMap == null || this.Map == null || !this._tempRouteList.Contains(route))
{
return;
}
if (routeData != null && routeData.Routes != null)
{
if (routeData.Status == GmsDirectionResultStatus.Ok)
{
var r = routeData.Routes.FirstOrDefault();
if (r != null && r.Polyline.Positions != null && r.Polyline.Positions.Any())
{
this.SetRouteData(route, r);
var routeOptions = new PolylineOptions();
if (route.Color != Color.Default)
{
routeOptions.InvokeColor(route.Color.ToAndroid().ToArgb());
}
if (route.LineWidth > 0)
{
routeOptions.InvokeWidth(route.LineWidth);
}
routeOptions.Add(r.Polyline.Positions.Select(i => i.ToLatLng()).ToArray());
this._routes.Add(route, this._googleMap.AddPolyline(routeOptions));
this.MapFunctions.RaiseRouteCalculationFinished(route);
}
else
{
errorMessage = "Unexpected result";
}
}
else
{
errorMessage = routeData.Status.ToString();
}
}
else
{
errorMessage = "Could not connect to api";
}
if (!string.IsNullOrEmpty(errorMessage))
{
var routeCalculationError = new TKRouteCalculationError(route, errorMessage);
this.MapFunctions.RaiseRouteCalculationFailed(routeCalculationError);
}
}
/// <summary>
/// Getroute/Draw route between two given position.
/// </summary>
public async void Getroute()
{
GmsDirectionResult Routeresult = await GmsDirection.
Instance.CalculateRoute(new Position(17.4474, 78.3762),
new Position(17.4375, 78.4483), GmsDirectionTravelMode.Driving, null);
var routes = Routeresult.Routes.FirstOrDefault();
Lines = new ObservableCollection <TKPolyline>();
Pins = new ObservableCollection <TKCustomMapPin>();
IEnumerable <Position> pos = routes.Polyline.Positions;
var line = new TKPolyline
{
Color = Color.Green,
LineWidth = 10f,
LineCoordinates = pos.ToList()
};
Pins.Add(new TKCustomMapPin
{
//Route = route,
//IsSource = true,
IsDraggable = true,
Position = new Position(17.4474, 78.3762),
ShowCallout = true,
DefaultPinColor = Color.Green
});
Pins.Add(new TKCustomMapPin
{
//Route = route,
//IsSource = false,
IsDraggable = true,
Position = new Position(17.4375, 78.4483),
ShowCallout = true,
DefaultPinColor = Color.Red
});
Lines.Add(line);
//var route = new TKRoute
//{
// TravelMode = TKRouteTravelMode.Driving,
// Source = new Position(17.4474, 78.3762),
// Destination = new Position(17.4375,78.4483),
// Color = Color.Red,
// LineWidth = 5
//};
//Routes = new ObservableCollection<TKRoute>();
//Pins = new ObservableCollection<TKCustomMapPin>();
//Pins.Add(new RoutePin
//{
// Route = route,
// IsSource = true,
// IsDraggable = true,
// Position = new Position(17.4474, 78.3762),
// ShowCallout = true,
// DefaultPinColor = Color.Green
//});
//Pins.Add(new RoutePin
//{
// Route = route,
// IsSource = false,
// IsDraggable = true,
// Position = new Position(17.4375, 78.4483),
// ShowCallout = true,
// DefaultPinColor = Color.Red
//});
//Routes.Add(route);
}
async void CalculateRouteDetailsAysnc(LatLng sourceLatLng, LatLng destLatLng, bool markSource, bool markDest)
{
string strGoogleDirectionUrl = BuildGoogleDirectionUrl(sourceLatLng, destLatLng);
string strJSONDirectionResponse = await HttpRequest(strGoogleDirectionUrl);
if (strJSONDirectionResponse != "error")
{
if (markSource)
{
AddMarker("Source", sourceLatLng);
}
if (markDest)
{
AddMarker("Destination", destLatLng);
}
}
GmsDirectionResult routeData = JsonConvert.DeserializeObject <GmsDirectionResult>(strJSONDirectionResponse);
if (routeData != null && routeData.Routes != null)
{
if (routeData.Status == GmsDirectionResultStatus.Ok)
{
GmsRouteResult routeResult;
TimeSpan timespan;
for (int i = routeData.Routes.Count() - 1; i >= 0; i--)
{
routeResult = routeData.Routes.ElementAt(i);
timespan = routeResult.Duration();
System.Diagnostics.Debug.WriteLine(timespan.ToString(@"hh\:mm\:ss\:fff"));
if (routeResult != null && routeResult.Polyline.Positions != null && routeResult.Polyline.Positions.Count() > 0)
{
PolylineOptions polylineOptions = new PolylineOptions();
if (i == 0)
{
currRouteResult = routeResult;
polylineOptions.InvokeColor(Android.Graphics.Color.Blue.ToArgb());
}
else
{
polylineOptions.InvokeColor(Android.Graphics.Color.Gray.ToArgb());
}
foreach (Position position in routeResult.Polyline.Positions)
{
polylineOptions.Add(new LatLng(position.Latitude, position.Longitude));
}
Device.BeginInvokeOnMainThread(() =>
{
polylineList.Add(googleMap.AddPolyline(polylineOptions));
if (routeResult == currRouteResult)
{
LatLng sw = new LatLng(routeResult.Bounds.SouthWest.Latitude, routeResult.Bounds.SouthWest.Longitude);
LatLng ne = new LatLng(routeResult.Bounds.NorthEast.Latitude, routeResult.Bounds.NorthEast.Longitude);
googleMap.AnimateCamera(CameraUpdateFactory.NewLatLngBounds(new LatLngBounds(sw, ne), 120));
}
});
}
}
}
}
}
